20. 
21. 
22. 
23. 
24. 
25. 
FOSSIL FISHES. 387 
GENUS GALEUS. Cuvier. 
. G. pristodontus. Acassiz, Poiss. Fossiles, Vol. 3, pl. 26, fig. 6. — Morton, Synopsis 
Org. Rem. pl. 11, fig. 6. 
Greensand formation. 
GENUS LAMNA. Cuvier. 
LL. acuminata. Acasstz. — Morton, Synopsis Org. Rem. pl. 11, fig. 11. 
Greensand formation. 
L. lanceolata. Acasstz. — Morton, Synopsis Org. Rem. pl. 11, fig. 5. 
Greensand formation. 
L. plicata. Acass1z. — Morton, Syn. Org. Rem. pl. 11, figs. 2, 3. 
Greensand formation. 
GENUS OTODUS. Agassiz. 
O. appendiculatus. Acass1z, Poiss. Fossiles, Vol. 3, pl. 32, figs. 1 to 25. 
- Greensand formation ? 
GENUS SAUROCEPHALUS. Harlan. 
S. lanciformis. Haruan, Jour. Ac. Nat. Sc. Vol. 3, p. 331, pl. 12, figs. 1 to 4. — 
Ip. Med. and Phys. Res. p. 286. — Acassiz, Poiss. Fossiles, Vol. 5, pl. 25, c, 
figs. 21 to 29. — Manrett, Southdown Fossils, pl. 33, figs. 6, 7. — Hays, 
Am. Phil. Tr. Vol. 3, pl. 16. 
Subcretaceous group. Missouri. 
S. leanus. Haruan, Med. and Phys. Res. p. 286. — Saurodon. Hays, Am. Philos. 
Soc. Vol. 3, p. 471, pl. 16, figs. 1 to 10. — Acassiz, Poissons Fossiles, Vol. 5, 
pl. 25, c, figs. 17 to 20. 
Greensand. Five miles S. E. Moorestown, New-Jersey. 
